Note I - Income Taxes - Effective Income Tax Rate Reconciliation (Details) - USD ($) $ in Thousands	12 Months Ended
	Mar. 29, 2020	Mar. 31, 2019
Computed tax expense	$ 3,783	$ 6,176
State and local income taxes, net of Federal income tax benefit	1,028	1,875
Change in uncertain tax positions, net	60	86
Nondeductible meals and entertainment and other	(95)	(66)
Nondeductible compensation	31	57
Tax reform act		99
Tax benefit share based payments	(228)	(310)
Total provision for income taxes	$ 4,579	$ 7,917